Debt And Credit Facilities (Summary Of Long-Term Debt) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012
Debt Instrument [Line Items]
Total secured debt	$ 382	$ 888
Total unsecured debt	2,749	2,759
Total long-term debt	3,131	3,647
Less: current portion	(7)	(506)
Total due beyond one year	3,124	3,141
Series 2007-2 Class A Notes, one-month LIBOR plus 0.06% per year, due April 2012 [Member]
Debt Instrument [Line Items]
Total secured debt	0	454
Basis spread rate on one-month LIBOR	0.06%	0.06%
Debt instrument interest rate	one-month LIBOR plus 0.06% per year	one-month LIBOR plus 0.06% per year
Maturity date	April 2012	April 2012
Series 2007-2 Class B Notes, one-month LIBOR plus 0.18% per year, due April 2012 [Member]
Debt Instrument [Line Items]
Total secured debt	0	46
Basis spread rate on one-month LIBOR	0.18%	0.18%
Debt instrument interest rate	one-month LIBOR plus 0.18% per year	one-month LIBOR plus 0.18% per year
Maturity date	April 2012	April 2012
Series 2011-1 Class A Notes, 2.28%, due October 2016 [Member]
Debt Instrument [Line Items]
Total secured debt	325	325
Debt instrument interest rate	2.28%	2.28%
Maturity date	October 2016	October 2016
Mortgage payable, 7.68%, due April 2020 [Member]
Debt Instrument [Line Items]
Total secured debt	47	51
Debt instrument interest rate	7.68%	7.68%
Maturity date	April 2020	April 2020
Senior notes, 6.75%, due June 2014, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	400	399
Debt instrument interest rate	6.75%	6.75%
Maturity date	June 2014	June 2014
Senior notes, 6.25%, due January 2018, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	648	648
Debt instrument interest rate	6.25%	6.25%
Maturity date	January 2018	January 2018
Senior notes, 4.75%, due May 2020, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	498	498
Debt instrument interest rate	4.75%	4.75%
Maturity date	May 2020	May 2020
Senior notes, 4.00%, due October 2021, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	499	499
Debt instrument interest rate	4.00%	4.00%
Maturity date	October 2021	October 2021
Senior debentures, 6.95%, due March 2028 [Member]
Debt Instrument [Line Items]
Total unsecured debt	300	300
Debt instrument interest rate	6.95%	6.95%
Maturity date	March 2028	March 2028
Senior notes, 7.00%, due January 2038, net of unamortized discount [Member]
Debt Instrument [Line Items]
Total unsecured debt	344	343
Debt instrument interest rate	7.00%	7.00%
Maturity date	January 2038	January 2038
Other [Member]
Debt Instrument [Line Items]
Total secured debt	10	12
Total unsecured debt	$ 60	$ 72
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maturity date	June 2016